FreeSTAR-Status-Engine/classes/locale-negotiator.php
Tealk bf3048baf8
files reformatted
for better readability
2021-03-18 18:26:03 +01:00

317 lines
8.5 KiB
PHP
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<?php
/**
* This class is used to negotiate language displayed to user.
* Reads browser preferences and chooses the best language from list
*/
class LocaleNegotiator
{
private $accepted_langs = [];
private $default_language;
private $all_locales = array(
'af_ZA' => 'Afrikaans',
'am_ET' => 'አማርኛ',
'ar_AE' => 'العربية',
'ar_BH' => 'العربية',
'ar_DZ' => 'العربية',
'ar_EG' => 'العربية',
'ar_IQ' => 'العربية',
'ar_JO' => 'العربية',
'ar_KW' => 'العربية',
'ar_LB' => 'العربية',
'ar_LY' => 'العربية',
'ar_MA' => 'العربية',
'arn_CL' => 'Mapuche',
'ar_OM' => 'العربية',
'ar_QA' => 'العربية',
'ar_SA' => 'العربية',
'ar_SY' => 'العربية',
'ar_TN' => 'العربية',
'ar_YE' => 'العربية',
'as_IN' => 'অসমীয়া',
'az_Cyrl_AZ' => 'Азәрбајҹан',
'az_Latn_AZ' => 'Azərbaycan',
'ba_RU' => 'Bashkir',
'be_BY' => 'Беларуская',
'bg_BG' => 'Български',
'bn_BD' => 'বাংলা',
'bn_IN' => 'বাংলা',
'bo_CN' => 'བོད་སྐད་',
'br_FR' => 'Brezhoneg',
'bs_Cyrl_BA' => 'Босански',
'bs_Latn_BA' => 'Bosanski',
'ca_ES' => 'Català',
'co_FR' => 'Corsican',
'cs_CZ' => 'Čeština',
'cy_GB' => 'Cymraeg',
'da_DK' => 'Dansk',
'de_AT' => 'Deutsch',
'de_CH' => 'Deutsch',
'de_DE' => 'Deutsch',
'de_LI' => 'Deutsch',
'de_LU' => 'Deutsch',
'dsb_DE' => 'Dolnoserbšćina',
'dv_MV' => 'Divehi',
'el_GR' => 'Ελληνικά',
'en_029' => 'English',
'en_AU' => 'English',
'en_BZ' => 'English',
'en_CA' => 'English',
'en_GB' => 'English',
'en_IE' => 'English',
'en_IN' => 'English',
'en_JM' => 'English',
'en_MY' => 'English',
'en_NZ' => 'English',
'en_PH' => 'English',
'en_SG' => 'English',
'en_TT' => 'English',
'en_US' => 'English',
'en_ZA' => 'English',
'en_ZW' => 'English',
'es_AR' => 'Español',
'es_BO' => 'Español',
'es_CL' => 'Español',
'es_CO' => 'Español',
'es_CR' => 'Español',
'es_DO' => 'Español',
'es_EC' => 'Español',
'es_ES' => 'Español',
'es_GT' => 'Español',
'es_HN' => 'Español',
'es_MX' => 'Español',
'es_NI' => 'Español',
'es_PA' => 'Español',
'es_PE' => 'Español',
'es_PR' => 'Español',
'es_PY' => 'Español',
'es_SV' => 'Español',
'es_US' => 'Español',
'es_UY' => 'Español',
'es_VE' => 'Español',
'et_EE' => 'Eesti',
'eu_ES' => 'Euskara',
'fa_IR' => 'فارسی',
'fi_FI' => 'Suomi',
'fil_PH' => 'Filipino',
'fo_FO' => 'Føroyskt',
'fr_BE' => 'Français',
'fr_CA' => 'Français',
'fr_CH' => 'Français',
'fr_FR' => 'Français',
'fr_LU' => 'Français',
'fr_MC' => 'Français',
'fy_NL' => 'West_frysk',
'ga_IE' => 'Gaeilge',
'gd_GB' => 'Gàidhlig',
'gl_ES' => 'Galego',
'gsw_FR' => 'Schwiizertüütsch',
'gu_IN' => 'ગુજરાતી',
'ha_Latn_NG' => 'Hausa',
'he_IL' => 'עברית',
'hi_IN' => 'हिन्दी',
'hr_BA' => 'Hrvatski',
'hr_HR' => 'Hrvatski',
'hsb_DE' => 'Hornjoserbšćina',
'hu_HU' => 'Magyar',
'hy_AM' => 'Հայերեն',
'id_ID' => 'Bahasa indonesia',
'ig_NG' => 'Igbo',
'ii_CN' => 'ꆈꌠꉙ',
'is_IS' => 'Íslenska',
'it_CH' => 'Italiano',
'it_IT' => 'Italiano',
'iu_Cans_CA' => 'Inuktitut',
'iu_Latn_CA' => 'Inuktitut',
'ja_JP' => '日本語',
'ka_GE' => 'ქართული',
'kk_KZ' => 'Қазақ тілі',
'kl_GL' => 'Kalaallisut',
'km_KH' => 'ខ្មែរ',
'kn_IN' => 'ಕನ್ನಡ',
'kok_IN' => 'कोंकणी',
'ko_KR' => '한국어',
'ky_KG' => 'Кыргызча',
'lb_LU' => 'Lëtzebuergesch',
'lo_LA' => 'ລາວ',
'lt_LT' => 'Lietuvių',
'lv_LV' => 'Latviešu',
'mi_NZ' => 'Maori',
'mk_MK' => 'Македонски',
'ml_IN' => 'മലയാളം',
'mn_MN' => 'Монгол',
'mn_Mong_CN' => 'Монгол',
'moh_CA' => 'Mohawk',
'mr_IN' => 'मराठी',
'ms_BN' => 'Bahasa melayu',
'ms_MY' => 'Bahasa melayu',
'mt_MT' => 'Malti',
'nb_NO' => 'Norsk bokmål',
'ne_NP' => 'नेपाली',
'nl_BE' => 'Nederlands',
'nl_NL' => 'Nederlands',
'nn_NO' => 'Nynorsk',
'nb_NO' => 'Norsk Bokmål',
'nso_ZA' => 'Northern sotho',
'oc_FR' => 'Occitan',
'or_IN' => 'ଓଡ଼ିଆ',
'pa_IN' => 'ਪੰਜਾਬੀ',
'pl_PL' => 'Polski',
'prs_AF' => 'Prs',
'ps_AF' => 'پښتو',
'pt_BR' => 'Português',
'pt_PT' => 'Português',
'qut_GT' => 'Qut',
'quz_BO' => 'Quz',
'quz_EC' => 'Quz',
'quz_PE' => 'Quz',
'rm_CH' => 'Rumantsch',
'ro_RO' => 'Română',
'ru_RU' => 'Русский',
'rw_RW' => 'Kinyarwanda',
'sah_RU' => 'Саха тыла',
'sa_IN' => 'Sanskrit',
'se_FI' => 'Davvisámegiella',
'se_NO' => 'Davvisámegiella',
'se_SE' => 'Davvisámegiella',
'si_LK' => 'සිංහල',
'sk_SK' => 'Slovenčina',
'sl_SI' => 'Slovenščina',
'sma_NO' => 'Southern sami',
'sma_SE' => 'Southern sami',
'smj_NO' => 'Lule sami',
'smj_SE' => 'Lule sami',
'smn_FI' => 'Anarâškielâ',
'sms_FI' => 'Skolt sami',
'sq_AL' => 'Shqip',
'sr_Cyrl_BA' => 'Српски',
'sr_Cyrl_CS' => 'Српски',
'sr_Cyrl_ME' => 'Српски',
'sr_Cyrl_RS' => 'Српски',
'sr_Latn_BA' => 'Srpski',
'sr_Latn_CS' => 'Srpski',
'sr_Latn_ME' => 'Srpski',
'sr_Latn_RS' => 'Srpski',
'sr_RS' => 'Srpski',
'sv_FI' => 'Svenska',
'sv_SE' => 'Svenska',
'sw_KE' => 'Kiswahili',
'syr_SY' => 'Syriac',
'ta_IN' => 'தமிழ்',
'te_IN' => 'తెలుగు',
'tg_Cyrl_TJ' => 'Tajik',
'th_TH' => 'ไทย',
'tk_TM' => 'Turkmen',
'tn_ZA' => 'Tswana',
'tr_TR' => 'Türkçe',
'tt_RU' => 'Tatar',
'tzm_Latn_DZ' => 'Tamaziɣt',
'ug_CN' => 'ئۇيغۇرچە',
'uk_UA' => 'Українська',
'ur_PK' => 'اردو',
'uz_Cyrl_UZ' => 'Ўзбек',
'uz_Latn_UZ' => 'Oʻzbekcha',
'vi_VN' => 'Tiếng việt',
'wo_SN' => 'Wolof',
'xh_ZA' => 'Xhosa',
'yo_NG' => 'Èdè yorùbá',
'zh_CN' => '中文',
'zh_HK' => '中文',
'zh_MO' => '中文',
'zh_SG' => '中文',
'zh_TW' => '中文',
'zu_ZA' => 'Isizulu',
);
/**
* This method scans for languages and creates a list of language and its name (localized ofc.)
* @param String $default_language language displayed to user in case no suitable lang is found
*/
function __construct($default_language)
{
$tmp = glob(__DIR__ . '/../locale/*', GLOB_ONLYDIR);
$this->default_language = $default_language;
//Works only if the server supports the locale
//This basically means $accepted_langs[<lang_code>] = "<lang name>";
foreach ($tmp as $value) {
$lang = basename($value);
$this->accepted_langs[$lang] = $this->all_locales[$lang];
}
}
/**
* Returns list of accepted langs so it can be reused for rendering language list for switching...
*/
public function get_accepted_langs()
{
return $this->accepted_langs;
}
/**
* This method does the actual negotiation. It has override parameter in case user wants to switch
* languages.
* @param String $override adds language to list of preffered languages with highest priority
* @return String language code that matched best with browser preferences
*/
public function negotiate($override = null)
{
$langs = [];
if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
$http_accept_language = str_replace("-", "_", $_SERVER['HTTP_ACCEPT_LANGUAGE']);
preg_match_all('/([a-z]{1,8}(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $http_accept_language, $lang_parse);
if (count($lang_parse[1])) {
$langs = array_combine($lang_parse[1], $lang_parse[4]);
foreach ($langs as $lang => $val) {
//If browser didn't send quality of language, it is 1 by default
if ($val === '') $langs[$lang] = 1;
}
if (isset($override)) {
//More important than the best lang of browser
$langs[$override] = 2;
}
arsort($langs, SORT_NUMERIC);
}
}
//So we have lang code as value
$langs = array_flip($langs);
//False unless we set it, so we know to set default locale
$best_match = false;
//So we have also lang code as value
$accepted_langs = array_flip($this->accepted_langs);
global $lang;
foreach ($langs as $lang) {
if (strlen($lang) > 2) {
if (in_array($lang, $accepted_langs)) {
$best_match = $lang;
break;
}
} else {
$possible = array_filter($accepted_langs, function ($key) {
global $lang;
return strpos($key, $lang) === 0;
});
if (count($possible)) {
foreach ($possible as $value) {
$best_match = $value;
}
break;
}
}
}
if ($best_match === false) {
$best_match = $this->default_language;
}
return $best_match;
}
}